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Finding the Fourth Proportional to 199,520.42, 299,214.23 and 64,552.43

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Solution

The fourth proportional to 199,520.42, 299,214.23 and 64,552.43 is: 96,807.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,520.42 : 299,214.23 = 64,552.43 : x
  2. Step 2: Convert to fraction form
    199,520.42/299,214.23 = 64,552.43/x
  3. Step 3: Cross multiply
    199,520.42x = 299,214.23 × 64,552.43
  4. Step 4: Simplify right side
    199,520.42x = 19,315,005,637.08
  5. Step 5: Solve for x
    x = 19,315,005,637.08/199,520.42
  6. Step 6: Final answer
    x = 96,807.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.